Can photinia and palms be planted at this time in Tucson or should I wait until the fall? We are starting to get our 100+ degree days.
Planting in Hot Weather
Certified GKH Gardening Expert
If you can, I would wait. That kind of heat stress is sure to put them into transplant shock.
If you have to plant now, water, water, water and try to give them some shade. Setting up a temporary canopy over them or some other cover will be helpful.